Important: kernel security update
The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: proc: use the same treatment to check proc_lseek as ones for proc_read_iter et.al (CVE-2025-38653) * kernel: nbd: defer config unlock in nbd_genl_connect (CVE-2025-68366) * kernel: smb: client: fix OOB reads parsing symlink error response (CVE-2026-31613) * kernel: smb: client: validate the whole DACL before rewriting it in cifsacl (CVE-2026-31709) * kernel: netfilter: flowtable: strictly check for maximum number of actions (CVE-2026-43329) * kernel: Bluetooth: hci_sync: Fix UAF in le_read_features_complete (CVE-2026-43322) * kernel: Linux kernel: smb: client: reject userspace cifs.spnego descriptions (CVE-2026-46243) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: proc: use the same treatment to check proc_lseek as ones for proc_read_iter et.al (CVE-2025-38653) * kernel: nbd: defer config unlock in nbd_genl_connect (CVE-2025-68366) * kernel: smb: client: fix OOB reads parsing symlink error response (CVE-2026-31613) * kernel: smb: client: validate the whole DACL before rewriting it in cifsacl (CVE-2026-31709) * kernel: netfilter: flowtable: strictly check for maximum number of actions (CVE-2026-43329) * kernel: Bluetooth: hci_sync: Fix UAF in le_read_features_complete (CVE-2026-43322) * kernel: Linux kernel: smb: client: reject userspace cifs.spnego descriptions (CVE-2026-46243) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
05 / REFERENCES
Further evidence
- https://access.redhat.com/errata/RHSA-2026:23329
- https://access.redhat.com/security/cve/CVE-2025-38653
- https://access.redhat.com/security/cve/CVE-2025-68366
- https://access.redhat.com/security/cve/CVE-2026-31613
- https://access.redhat.com/security/cve/CVE-2026-31709
- https://access.redhat.com/security/cve/CVE-2026-43322
- https://access.redhat.com/security/cve/CVE-2026-43329
- https://access.redhat.com/security/cve/CVE-2026-46243
- https://bugzilla.redhat.com/2390372
- https://bugzilla.redhat.com/2424881
- https://bugzilla.redhat.com/2461480
- https://bugzilla.redhat.com/2464476
- https://bugzilla.redhat.com/2468124
- https://bugzilla.redhat.com/2468131
- https://bugzilla.redhat.com/2481486
- https://errata.almalinux.org/10/ALSA-2026-23329.html